<?php
/**
 * Magento
 *
 * NOTICE OF LICENSE
 *
 * This source file is subject to the Open Software License (OSL 3.0)
 * that is bundled with this package in the file LICENSE.txt.
 * It is also available through the world-wide-web at this URL:
 * http://opensource.org/licenses/osl-3.0.php
 * If you did not receive a copy of the license and are unable to
 * obtain it through the world-wide-web, please send an email
 * to license@magentocommerce.com so we can send you a copy immediately.
 *
 * DISCLAIMER
 *
 * Do not edit or add to this file if you wish to upgrade Magento to newer
 * versions in the future. If you wish to customize Magento for your
 * needs please refer to http://www.magentocommerce.com for more information.
 *
 * @category    Mage
 * @package     Mage_Catalog
 * @copyright   Copyright (c) 2013 Magento Inc. (http://www.magentocommerce.com)
 * @license     http://opensource.org/licenses/osl-3.0.php  Open Software License (OSL 3.0)
 */

class Mage_Catalog_Model_Product_Attribute_Group extends Mage_Eav_Model_Entity_Attribute_Group
{

    /**
     * Check if group contains system attributes
     *
     * @return bool
     */
    public function hasSystemAttributes()
    {
        $result = false;
        /** @var $attributesCollection Mage_Catalog_Model_Resource_Product_Attribute_Collection */
        $attributesCollection = Mage::getResourceModel('catalog/product_attribute_collection');
        $attributesCollection->setAttributeGroupFilter($this->getId());
        foreach ($attributesCollection as $attribute) {
            if (!$attribute->getIsUserDefined()) {
                $result = true;
                break;
            }
        }
        return $result;
    }

    /**
     * Check if contains attributes used in the configurable products
     *
     * @return bool
     */
    public function hasConfigurableAttributes()
    {
        $result = false;
        /** @var $attributesCollection Mage_Catalog_Model_Resource_Product_Attribute_Collection */
        $attributesCollection = Mage::getResourceModel('catalog/product_attribute_collection');
        $attributesCollection->setAttributeGroupFilter($this->getId());
        foreach ($attributesCollection as $attribute) {
            if ($attribute->getIsConfigurable()) {
                $result = true;
                break;
            }
        }
        return $result;
    }
}
